./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--regulator--isl6271a-regulator.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f71707b-4d5d-4a89-893b-09d58f245352/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f71707b-4d5d-4a89-893b-09d58f245352/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f71707b-4d5d-4a89-893b-09d58f245352/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f71707b-4d5d-4a89-893b-09d58f245352/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--regulator--isl6271a-regulator.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f71707b-4d5d-4a89-893b-09d58f245352/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f71707b-4d5d-4a89-893b-09d58f245352/bin/utaipan-I9t0OCRTmS --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b7b42d40a01333bd7cf600d1931e5c326b61c631d3a1040aaad3e0a3658ee3cf --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-19 07:05:01,282 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:05:01,285 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:05:01,328 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:05:01,329 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:05:01,330 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:05:01,331 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:05:01,333 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:05:01,335 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:05:01,336 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:05:01,337 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:05:01,338 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:05:01,339 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:05:01,340 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:05:01,341 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:05:01,343 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:05:01,344 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:05:01,345 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:05:01,347 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:05:01,349 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:05:01,351 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:05:01,361 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:05:01,364 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:05:01,367 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:05:01,371 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:05:01,375 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:05:01,376 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:05:01,377 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:05:01,378 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:05:01,380 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:05:01,380 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:05:01,381 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:05:01,382 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:05:01,384 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:05:01,386 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:05:01,387 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:05:01,389 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:05:01,389 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:05:01,389 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:05:01,390 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:05:01,391 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:05:01,392 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f71707b-4d5d-4a89-893b-09d58f245352/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-19 07:05:01,435 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:05:01,435 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:05:01,436 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:05:01,436 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:05:01,437 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:05:01,438 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:05:01,438 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:05:01,438 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:05:01,438 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:05:01,439 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 07:05:01,440 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:05:01,440 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:05:01,440 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 07:05:01,440 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 07:05:01,441 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:05:01,441 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 07:05:01,441 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 07:05:01,442 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 07:05:01,442 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:05:01,443 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 07:05:01,443 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:05:01,443 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:05:01,443 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:05:01,445 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:05:01,445 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:05:01,445 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:05:01,446 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:05:01,446 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:05:01,446 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:05:01,447 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:05:01,447 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:05:01,447 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 07:05:01,448 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:05:01,448 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:05:01,448 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 07:05:01,448 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 07:05:01,448 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:05:01,449 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:05:01,449 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f71707b-4d5d-4a89-893b-09d58f245352/bin/utaipan-I9t0OCRTmS/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f71707b-4d5d-4a89-893b-09d58f245352/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b7b42d40a01333bd7cf600d1931e5c326b61c631d3a1040aaad3e0a3658ee3cf [2022-11-19 07:05:01,747 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:05:01,768 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:05:01,770 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:05:01,772 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:05:01,773 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:05:01,774 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f71707b-4d5d-4a89-893b-09d58f245352/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--regulator--isl6271a-regulator.ko-main.cil.out.i [2022-11-19 07:05:01,859 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f71707b-4d5d-4a89-893b-09d58f245352/bin/utaipan-I9t0OCRTmS/data/61c33e20d/63eae862e1864051b12f530a3e5e545d/FLAGa0921458d [2022-11-19 07:05:02,505 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:05:02,506 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f71707b-4d5d-4a89-893b-09d58f245352/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--regulator--isl6271a-regulator.ko-main.cil.out.i [2022-11-19 07:05:02,534 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f71707b-4d5d-4a89-893b-09d58f245352/bin/utaipan-I9t0OCRTmS/data/61c33e20d/63eae862e1864051b12f530a3e5e545d/FLAGa0921458d [2022-11-19 07:05:02,702 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f71707b-4d5d-4a89-893b-09d58f245352/bin/utaipan-I9t0OCRTmS/data/61c33e20d/63eae862e1864051b12f530a3e5e545d [2022-11-19 07:05:02,704 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:05:02,706 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:05:02,708 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:05:02,708 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:05:02,711 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:05:02,712 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:05:02" (1/1) ... [2022-11-19 07:05:02,713 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c606a0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:05:02, skipping insertion in model container [2022-11-19 07:05:02,714 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:05:02" (1/1) ... [2022-11-19 07:05:02,721 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:05:02,810 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:05:03,450 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f71707b-4d5d-4a89-893b-09d58f245352/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--regulator--isl6271a-regulator.ko-main.cil.out.i[73128,73141] [2022-11-19 07:05:03,574 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:05:03,604 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 07:05:03,749 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f71707b-4d5d-4a89-893b-09d58f245352/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--regulator--isl6271a-regulator.ko-main.cil.out.i[73128,73141] [2022-11-19 07:05:03,776 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:05:03,870 INFO L208 MainTranslator]: Completed translation [2022-11-19 07:05:03,870 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:05:03 WrapperNode [2022-11-19 07:05:03,871 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:05:03,872 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 07:05:03,872 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 07:05:03,872 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 07:05:03,880 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:05:03" (1/1) ... [2022-11-19 07:05:03,916 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:05:03" (1/1) ... [2022-11-19 07:05:03,995 INFO L138 Inliner]: procedures = 99, calls = 345, calls flagged for inlining = 40, calls inlined = 32, statements flattened = 740 [2022-11-19 07:05:03,996 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 07:05:03,997 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 07:05:03,998 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 07:05:03,998 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 07:05:04,008 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:05:03" (1/1) ... [2022-11-19 07:05:04,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:05:03" (1/1) ... [2022-11-19 07:05:04,029 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:05:03" (1/1) ... [2022-11-19 07:05:04,043 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:05:03" (1/1) ... [2022-11-19 07:05:04,072 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:05:03" (1/1) ... [2022-11-19 07:05:04,088 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:05:03" (1/1) ... [2022-11-19 07:05:04,091 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:05:03" (1/1) ... [2022-11-19 07:05:04,095 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:05:03" (1/1) ... [2022-11-19 07:05:04,107 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 07:05:04,109 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 07:05:04,109 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 07:05:04,109 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 07:05:04,110 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:05:03" (1/1) ... [2022-11-19 07:05:04,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:05:04,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f71707b-4d5d-4a89-893b-09d58f245352/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:05:04,146 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f71707b-4d5d-4a89-893b-09d58f245352/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 07:05:04,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f71707b-4d5d-4a89-893b-09d58f245352/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 07:05:04,193 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_list_voltage_linear [2022-11-19 07:05:04,193 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_list_voltage_linear [2022-11-19 07:05:04,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-19 07:05:04,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-19 07:05:04,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-19 07:05:04,195 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-19 07:05:04,195 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-19 07:05:04,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-19 07:05:04,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-19 07:05:04,196 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_unregister [2022-11-19 07:05:04,196 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_unregister [2022-11-19 07:05:04,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-19 07:05:04,197 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-11-19 07:05:04,197 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-11-19 07:05:04,197 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 07:05:04,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-19 07:05:04,197 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-19 07:05:04,198 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-19 07:05:04,198 INFO L130 BoogieDeclarations]: Found specification of procedure rdev_get_drvdata [2022-11-19 07:05:04,198 INFO L138 BoogieDeclarations]: Found implementation of procedure rdev_get_drvdata [2022-11-19 07:05:04,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 07:05:04,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mtx_of_isl_pmic [2022-11-19 07:05:04,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mtx_of_isl_pmic [2022-11-19 07:05:04,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-19 07:05:04,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-19 07:05:04,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mtx_of_isl_pmic [2022-11-19 07:05:04,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mtx_of_isl_pmic [2022-11-19 07:05:04,200 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 07:05:04,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 07:05:04,200 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-19 07:05:04,200 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-19 07:05:04,499 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 07:05:04,501 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 07:05:05,245 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 07:05:05,554 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 07:05:05,554 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-19 07:05:05,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:05:05 BoogieIcfgContainer [2022-11-19 07:05:05,558 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 07:05:05,561 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 07:05:05,561 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 07:05:05,565 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 07:05:05,565 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:05:02" (1/3) ... [2022-11-19 07:05:05,566 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3345abe1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:05:05, skipping insertion in model container [2022-11-19 07:05:05,566 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:05:03" (2/3) ... [2022-11-19 07:05:05,567 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3345abe1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:05:05, skipping insertion in model container [2022-11-19 07:05:05,567 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:05:05" (3/3) ... [2022-11-19 07:05:05,568 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--regulator--isl6271a-regulator.ko-main.cil.out.i [2022-11-19 07:05:05,587 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 07:05:05,588 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-19 07:05:05,660 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 07:05:05,667 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@257cd836, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 07:05:05,667 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-19 07:05:05,674 INFO L276 IsEmpty]: Start isEmpty. Operand has 112 states, 74 states have (on average 1.5405405405405406) internal successors, (114), 81 states have internal predecessors, (114), 26 states have call successors, (26), 10 states have call predecessors, (26), 10 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2022-11-19 07:05:05,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-19 07:05:05,683 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:05:05,684 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:05:05,685 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 07:05:05,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:05:05,693 INFO L85 PathProgramCache]: Analyzing trace with hash -1688718875, now seen corresponding path program 1 times [2022-11-19 07:05:05,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:05:05,704 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1695593314] [2022-11-19 07:05:05,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:05:05,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:05:05,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:05:06,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:05:06,171 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:05:06,171 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1695593314] [2022-11-19 07:05:06,172 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1695593314] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:05:06,172 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:05:06,172 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-19 07:05:06,174 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [130979860] [2022-11-19 07:05:06,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:05:06,179 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:05:06,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:05:06,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:05:06,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:05:06,215 INFO L87 Difference]: Start difference. First operand has 112 states, 74 states have (on average 1.5405405405405406) internal successors, (114), 81 states have internal predecessors, (114), 26 states have call successors, (26), 10 states have call predecessors, (26), 10 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 07:05:06,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:05:06,686 INFO L93 Difference]: Finished difference Result 320 states and 484 transitions. [2022-11-19 07:05:06,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:05:06,689 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-11-19 07:05:06,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:05:06,701 INFO L225 Difference]: With dead ends: 320 [2022-11-19 07:05:06,701 INFO L226 Difference]: Without dead ends: 207 [2022-11-19 07:05:06,705 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:05:06,709 INFO L413 NwaCegarLoop]: 142 mSDtfsCounter, 133 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 133 SdHoareTripleChecker+Valid, 260 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-19 07:05:06,710 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [133 Valid, 260 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-19 07:05:06,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2022-11-19 07:05:06,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 203. [2022-11-19 07:05:06,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 203 states, 138 states have (on average 1.5) internal successors, (207), 143 states have internal predecessors, (207), 46 states have call successors, (46), 19 states have call predecessors, (46), 18 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2022-11-19 07:05:06,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 293 transitions. [2022-11-19 07:05:06,777 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 293 transitions. Word has length 11 [2022-11-19 07:05:06,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:05:06,778 INFO L495 AbstractCegarLoop]: Abstraction has 203 states and 293 transitions. [2022-11-19 07:05:06,778 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 07:05:06,778 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 293 transitions. [2022-11-19 07:05:06,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-19 07:05:06,781 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:05:06,781 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:05:06,781 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-19 07:05:06,782 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 07:05:06,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:05:06,782 INFO L85 PathProgramCache]: Analyzing trace with hash -1536457042, now seen corresponding path program 1 times [2022-11-19 07:05:06,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:05:06,783 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [664875602] [2022-11-19 07:05:06,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:05:06,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:05:06,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:05:06,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:05:06,959 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:05:06,960 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [664875602] [2022-11-19 07:05:06,962 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [664875602] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:05:06,963 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:05:06,963 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-19 07:05:06,963 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206196731] [2022-11-19 07:05:06,964 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:05:06,966 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:05:06,971 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:05:06,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:05:06,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:05:06,978 INFO L87 Difference]: Start difference. First operand 203 states and 293 transitions. Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 07:05:07,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:05:07,213 INFO L93 Difference]: Finished difference Result 205 states and 294 transitions. [2022-11-19 07:05:07,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:05:07,214 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2022-11-19 07:05:07,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:05:07,221 INFO L225 Difference]: With dead ends: 205 [2022-11-19 07:05:07,222 INFO L226 Difference]: Without dead ends: 202 [2022-11-19 07:05:07,224 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:05:07,225 INFO L413 NwaCegarLoop]: 119 mSDtfsCounter, 145 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 119 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-19 07:05:07,227 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [145 Valid, 119 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-19 07:05:07,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2022-11-19 07:05:07,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 202. [2022-11-19 07:05:07,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 202 states, 138 states have (on average 1.4927536231884058) internal successors, (206), 142 states have internal predecessors, (206), 45 states have call successors, (45), 19 states have call predecessors, (45), 18 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2022-11-19 07:05:07,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 291 transitions. [2022-11-19 07:05:07,288 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 291 transitions. Word has length 13 [2022-11-19 07:05:07,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:05:07,315 INFO L495 AbstractCegarLoop]: Abstraction has 202 states and 291 transitions. [2022-11-19 07:05:07,315 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 07:05:07,315 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 291 transitions. [2022-11-19 07:05:07,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-19 07:05:07,317 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:05:07,318 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:05:07,318 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-19 07:05:07,319 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 07:05:07,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:05:07,319 INFO L85 PathProgramCache]: Analyzing trace with hash -385642893, now seen corresponding path program 1 times [2022-11-19 07:05:07,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:05:07,320 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1930674796] [2022-11-19 07:05:07,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:05:07,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:05:07,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:05:07,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:05:07,443 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:05:07,443 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1930674796] [2022-11-19 07:05:07,444 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1930674796] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:05:07,444 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:05:07,444 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-19 07:05:07,444 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1069467051] [2022-11-19 07:05:07,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:05:07,445 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:05:07,446 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:05:07,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:05:07,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:05:07,449 INFO L87 Difference]: Start difference. First operand 202 states and 291 transitions. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 2 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 07:05:07,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:05:07,667 INFO L93 Difference]: Finished difference Result 204 states and 292 transitions. [2022-11-19 07:05:07,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:05:07,668 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 2 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2022-11-19 07:05:07,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:05:07,669 INFO L225 Difference]: With dead ends: 204 [2022-11-19 07:05:07,670 INFO L226 Difference]: Without dead ends: 201 [2022-11-19 07:05:07,670 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:05:07,671 INFO L413 NwaCegarLoop]: 117 mSDtfsCounter, 142 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 117 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-19 07:05:07,672 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [142 Valid, 117 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-19 07:05:07,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2022-11-19 07:05:07,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 201. [2022-11-19 07:05:07,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 201 states, 138 states have (on average 1.4855072463768115) internal successors, (205), 141 states have internal predecessors, (205), 44 states have call successors, (44), 19 states have call predecessors, (44), 18 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2022-11-19 07:05:07,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 289 transitions. [2022-11-19 07:05:07,696 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 289 transitions. Word has length 14 [2022-11-19 07:05:07,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:05:07,696 INFO L495 AbstractCegarLoop]: Abstraction has 201 states and 289 transitions. [2022-11-19 07:05:07,696 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 2 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 07:05:07,697 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 289 transitions. [2022-11-19 07:05:07,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-19 07:05:07,698 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:05:07,698 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:05:07,698 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-19 07:05:07,699 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 07:05:07,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:05:07,699 INFO L85 PathProgramCache]: Analyzing trace with hash 929862225, now seen corresponding path program 1 times [2022-11-19 07:05:07,699 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:05:07,700 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996967094] [2022-11-19 07:05:07,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:05:07,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:05:07,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:05:07,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:05:07,778 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:05:07,778 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996967094] [2022-11-19 07:05:07,778 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1996967094] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:05:07,778 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:05:07,778 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-19 07:05:07,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124792649] [2022-11-19 07:05:07,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:05:07,779 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:05:07,779 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:05:07,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:05:07,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:05:07,780 INFO L87 Difference]: Start difference. First operand 201 states and 289 transitions. Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 2 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 07:05:07,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:05:07,956 INFO L93 Difference]: Finished difference Result 205 states and 291 transitions. [2022-11-19 07:05:07,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:05:07,957 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 2 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2022-11-19 07:05:07,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:05:07,962 INFO L225 Difference]: With dead ends: 205 [2022-11-19 07:05:07,962 INFO L226 Difference]: Without dead ends: 201 [2022-11-19 07:05:07,963 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:05:07,970 INFO L413 NwaCegarLoop]: 112 mSDtfsCounter, 120 mSDsluCounter, 11 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 123 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-19 07:05:07,972 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [120 Valid, 123 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-19 07:05:07,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2022-11-19 07:05:08,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 199. [2022-11-19 07:05:08,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 199 states, 138 states have (on average 1.463768115942029) internal successors, (202), 139 states have internal predecessors, (202), 42 states have call successors, (42), 19 states have call predecessors, (42), 18 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2022-11-19 07:05:08,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 284 transitions. [2022-11-19 07:05:08,019 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 284 transitions. Word has length 15 [2022-11-19 07:05:08,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:05:08,019 INFO L495 AbstractCegarLoop]: Abstraction has 199 states and 284 transitions. [2022-11-19 07:05:08,019 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 2 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 07:05:08,020 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 284 transitions. [2022-11-19 07:05:08,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-19 07:05:08,025 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:05:08,026 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:05:08,026 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-19 07:05:08,026 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 07:05:08,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:05:08,027 INFO L85 PathProgramCache]: Analyzing trace with hash -1239147210, now seen corresponding path program 1 times [2022-11-19 07:05:08,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:05:08,027 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374274460] [2022-11-19 07:05:08,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:05:08,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:05:08,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:05:08,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:05:08,143 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:05:08,143 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [374274460] [2022-11-19 07:05:08,143 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [374274460] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:05:08,144 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:05:08,144 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-19 07:05:08,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [488514384] [2022-11-19 07:05:08,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:05:08,146 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:05:08,146 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:05:08,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:05:08,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:05:08,147 INFO L87 Difference]: Start difference. First operand 199 states and 284 transitions. Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 07:05:08,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:05:08,305 INFO L93 Difference]: Finished difference Result 201 states and 285 transitions. [2022-11-19 07:05:08,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:05:08,306 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2022-11-19 07:05:08,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:05:08,307 INFO L225 Difference]: With dead ends: 201 [2022-11-19 07:05:08,308 INFO L226 Difference]: Without dead ends: 193 [2022-11-19 07:05:08,308 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:05:08,309 INFO L413 NwaCegarLoop]: 112 mSDtfsCounter, 134 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 112 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-19 07:05:08,310 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [134 Valid, 112 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-19 07:05:08,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2022-11-19 07:05:08,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 193. [2022-11-19 07:05:08,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 193 states, 133 states have (on average 1.4661654135338347) internal successors, (195), 133 states have internal predecessors, (195), 41 states have call successors, (41), 19 states have call predecessors, (41), 18 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2022-11-19 07:05:08,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 276 transitions. [2022-11-19 07:05:08,348 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 276 transitions. Word has length 16 [2022-11-19 07:05:08,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:05:08,348 INFO L495 AbstractCegarLoop]: Abstraction has 193 states and 276 transitions. [2022-11-19 07:05:08,349 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 07:05:08,349 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 276 transitions. [2022-11-19 07:05:08,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-19 07:05:08,352 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:05:08,352 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:05:08,352 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-19 07:05:08,353 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 07:05:08,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:05:08,353 INFO L85 PathProgramCache]: Analyzing trace with hash 612297933, now seen corresponding path program 1 times [2022-11-19 07:05:08,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:05:08,354 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [341534030] [2022-11-19 07:05:08,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:05:08,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:05:08,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:05:08,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:05:08,477 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:05:08,477 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [341534030] [2022-11-19 07:05:08,477 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [341534030] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:05:08,478 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:05:08,478 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 07:05:08,478 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1629160390] [2022-11-19 07:05:08,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:05:08,480 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:05:08,480 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:05:08,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:05:08,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:05:08,481 INFO L87 Difference]: Start difference. First operand 193 states and 276 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-19 07:05:08,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:05:08,773 INFO L93 Difference]: Finished difference Result 397 states and 576 transitions. [2022-11-19 07:05:08,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:05:08,774 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 35 [2022-11-19 07:05:08,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:05:08,776 INFO L225 Difference]: With dead ends: 397 [2022-11-19 07:05:08,776 INFO L226 Difference]: Without dead ends: 205 [2022-11-19 07:05:08,777 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:05:08,777 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 75 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 214 SdHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-19 07:05:08,778 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 214 Invalid, 77 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-19 07:05:08,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2022-11-19 07:05:08,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 205. [2022-11-19 07:05:08,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 205 states, 150 states have (on average 1.5066666666666666) internal successors, (226), 150 states have internal predecessors, (226), 37 states have call successors, (37), 18 states have call predecessors, (37), 17 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2022-11-19 07:05:08,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 299 transitions. [2022-11-19 07:05:08,803 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 299 transitions. Word has length 35 [2022-11-19 07:05:08,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:05:08,803 INFO L495 AbstractCegarLoop]: Abstraction has 205 states and 299 transitions. [2022-11-19 07:05:08,804 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-19 07:05:08,804 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 299 transitions. [2022-11-19 07:05:08,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-19 07:05:08,806 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:05:08,807 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:05:08,807 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-19 07:05:08,807 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 07:05:08,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:05:08,808 INFO L85 PathProgramCache]: Analyzing trace with hash -380267748, now seen corresponding path program 1 times [2022-11-19 07:05:08,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:05:08,808 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1600205954] [2022-11-19 07:05:08,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:05:08,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:05:08,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:05:09,048 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-19 07:05:09,049 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:05:09,049 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1600205954] [2022-11-19 07:05:09,049 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1600205954] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:05:09,049 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:05:09,049 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 07:05:09,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950448457] [2022-11-19 07:05:09,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:05:09,050 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:05:09,050 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:05:09,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:05:09,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:05:09,050 INFO L87 Difference]: Start difference. First operand 205 states and 299 transitions. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-19 07:05:09,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:05:09,245 INFO L93 Difference]: Finished difference Result 205 states and 299 transitions. [2022-11-19 07:05:09,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:05:09,245 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 42 [2022-11-19 07:05:09,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:05:09,246 INFO L225 Difference]: With dead ends: 205 [2022-11-19 07:05:09,246 INFO L226 Difference]: Without dead ends: 0 [2022-11-19 07:05:09,247 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:05:09,248 INFO L413 NwaCegarLoop]: 103 mSDtfsCounter, 8 mSDsluCounter, 93 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 196 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-19 07:05:09,248 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 196 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-19 07:05:09,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-19 07:05:09,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-19 07:05:09,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 07:05:09,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-19 07:05:09,249 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 42 [2022-11-19 07:05:09,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:05:09,250 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-19 07:05:09,250 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-19 07:05:09,250 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-19 07:05:09,250 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-19 07:05:09,253 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-19 07:05:09,253 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-19 07:05:09,255 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-19 07:05:10,164 INFO L899 garLoopResultBuilder]: For program point L2945(lines 2945 2948) no Hoare annotation was computed. [2022-11-19 07:05:10,164 INFO L899 garLoopResultBuilder]: For program point ldv_mutex_lock_mtx_of_isl_pmicEXIT(lines 2942 2952) no Hoare annotation was computed. [2022-11-19 07:05:10,164 INFO L899 garLoopResultBuilder]: For program point L2947-1(lines 2945 2948) no Hoare annotation was computed. [2022-11-19 07:05:10,165 INFO L895 garLoopResultBuilder]: At program point ldv_mutex_lock_mtx_of_isl_pmicENTRY(lines 2942 2952) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (= ~ldv_mutex_mtx_of_isl_pmic~0 1) (not (= 1 |old(~ldv_mutex_mtx_of_isl_pmic~0)|))) [2022-11-19 07:05:10,165 INFO L895 garLoopResultBuilder]: At program point L2947(line 2947) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= 1 |old(~ldv_mutex_mtx_of_isl_pmic~0)|))) [2022-11-19 07:05:10,165 INFO L895 garLoopResultBuilder]: At program point ldv_mutex_unlock_mtx_of_isl_pmicENTRY(lines 3000 3010) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (= ~ldv_mutex_mtx_of_isl_pmic~0 2) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= 2 |old(~ldv_mutex_mtx_of_isl_pmic~0)|))) [2022-11-19 07:05:10,165 INFO L899 garLoopResultBuilder]: For program point L3005-1(lines 3003 3006) no Hoare annotation was computed. [2022-11-19 07:05:10,165 INFO L895 garLoopResultBuilder]: At program point L3005(line 3005) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= 2 |old(~ldv_mutex_mtx_of_isl_pmic~0)|))) [2022-11-19 07:05:10,165 INFO L899 garLoopResultBuilder]: For program point ldv_mutex_unlock_mtx_of_isl_pmicEXIT(lines 3000 3010) no Hoare annotation was computed. [2022-11-19 07:05:10,166 INFO L899 garLoopResultBuilder]: For program point L3003(lines 3003 3006) no Hoare annotation was computed. [2022-11-19 07:05:10,166 INFO L899 garLoopResultBuilder]: For program point regulator_list_voltage_linearEXIT(lines 3204 3206) no Hoare annotation was computed. [2022-11-19 07:05:10,166 INFO L902 garLoopResultBuilder]: At program point regulator_list_voltage_linearENTRY(lines 3204 3206) the Hoare annotation is: true [2022-11-19 07:05:10,166 INFO L902 garLoopResultBuilder]: At program point mutex_unlockENTRY(lines 3197 3199) the Hoare annotation is: true [2022-11-19 07:05:10,166 INFO L899 garLoopResultBuilder]: For program point mutex_unlockEXIT(lines 3197 3199) no Hoare annotation was computed. [2022-11-19 07:05:10,166 INFO L902 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 3158 3164) the Hoare annotation is: true [2022-11-19 07:05:10,166 INFO L902 garLoopResultBuilder]: At program point L3162(line 3162) the Hoare annotation is: true [2022-11-19 07:05:10,166 INFO L899 garLoopResultBuilder]: For program point L3160(line 3160) no Hoare annotation was computed. [2022-11-19 07:05:10,166 INFO L899 garLoopResultBuilder]: For program point L3162-1(line 3162) no Hoare annotation was computed. [2022-11-19 07:05:10,167 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 3158 3164) no Hoare annotation was computed. [2022-11-19 07:05:10,167 INFO L899 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 3158 3164) no Hoare annotation was computed. [2022-11-19 07:05:10,167 INFO L902 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 2684 2689) the Hoare annotation is: true [2022-11-19 07:05:10,167 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 2687) no Hoare annotation was computed. [2022-11-19 07:05:10,167 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 2684 2689) no Hoare annotation was computed. [2022-11-19 07:05:10,167 INFO L902 garLoopResultBuilder]: At program point regulator_unregisterENTRY(lines 3214 3216) the Hoare annotation is: true [2022-11-19 07:05:10,167 INFO L899 garLoopResultBuilder]: For program point regulator_unregisterEXIT(lines 3214 3216) no Hoare annotation was computed. [2022-11-19 07:05:10,168 INFO L902 garLoopResultBuilder]: At program point mutex_lockENTRY(lines 3190 3192) the Hoare annotation is: true [2022-11-19 07:05:10,168 INFO L899 garLoopResultBuilder]: For program point mutex_lockEXIT(lines 3190 3192) no Hoare annotation was computed. [2022-11-19 07:05:10,168 INFO L899 garLoopResultBuilder]: For program point L2529(lines 2529 2533) no Hoare annotation was computed. [2022-11-19 07:05:10,168 INFO L895 garLoopResultBuilder]: At program point L2678(line 2678) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_mtx_of_isl_pmic~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-19 07:05:10,168 INFO L895 garLoopResultBuilder]: At program point L2678-1(line 2678) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2022-11-19 07:05:10,168 INFO L895 garLoopResultBuilder]: At program point L2662(line 2662) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_mtx_of_isl_pmic~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-19 07:05:10,168 INFO L895 garLoopResultBuilder]: At program point L2662-1(line 2662) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2022-11-19 07:05:10,169 INFO L895 garLoopResultBuilder]: At program point L2530(line 2530) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2022-11-19 07:05:10,169 INFO L899 garLoopResultBuilder]: For program point L2563(line 2563) no Hoare annotation was computed. [2022-11-19 07:05:10,169 INFO L899 garLoopResultBuilder]: For program point L2530-1(line 2530) no Hoare annotation was computed. [2022-11-19 07:05:10,169 INFO L902 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2022-11-19 07:05:10,169 INFO L895 garLoopResultBuilder]: At program point L2679(lines 2675 2682) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2022-11-19 07:05:10,169 INFO L895 garLoopResultBuilder]: At program point L2663(lines 2659 2666) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2022-11-19 07:05:10,169 INFO L899 garLoopResultBuilder]: For program point L2564(lines 2564 2579) no Hoare annotation was computed. [2022-11-19 07:05:10,170 INFO L895 garLoopResultBuilder]: At program point L2366(line 2366) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2022-11-19 07:05:10,170 INFO L899 garLoopResultBuilder]: For program point L2366-1(line 2366) no Hoare annotation was computed. [2022-11-19 07:05:10,170 INFO L899 garLoopResultBuilder]: For program point L3126(lines 3126 3129) no Hoare annotation was computed. [2022-11-19 07:05:10,170 INFO L899 garLoopResultBuilder]: For program point L2499(line 2499) no Hoare annotation was computed. [2022-11-19 07:05:10,170 INFO L895 garLoopResultBuilder]: At program point L2367(lines 2310 2376) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2022-11-19 07:05:10,170 INFO L899 garLoopResultBuilder]: For program point L2549(line 2549) no Hoare annotation was computed. [2022-11-19 07:05:10,170 INFO L895 garLoopResultBuilder]: At program point L2500(lines 2500 2515) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2022-11-19 07:05:10,170 INFO L895 garLoopResultBuilder]: At program point L3128(line 3128) the Hoare annotation is: false [2022-11-19 07:05:10,171 INFO L899 garLoopResultBuilder]: For program point L2550(lines 2550 2554) no Hoare annotation was computed. [2022-11-19 07:05:10,171 INFO L899 garLoopResultBuilder]: For program point L3128-1(lines 3125 3143) no Hoare annotation was computed. [2022-11-19 07:05:10,171 INFO L899 garLoopResultBuilder]: For program point L2567(line 2567) no Hoare annotation was computed. [2022-11-19 07:05:10,171 INFO L895 garLoopResultBuilder]: At program point L2369(lines 2369 2373) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2022-11-19 07:05:10,171 INFO L895 garLoopResultBuilder]: At program point L2584(lines 2447 2589) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2022-11-19 07:05:10,171 INFO L895 garLoopResultBuilder]: At program point L3212(line 3212) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2022-11-19 07:05:10,171 INFO L895 garLoopResultBuilder]: At program point L3212-1(line 3212) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2022-11-19 07:05:10,172 INFO L899 garLoopResultBuilder]: For program point L2568(lines 2568 2572) no Hoare annotation was computed. [2022-11-19 07:05:10,172 INFO L895 garLoopResultBuilder]: At program point L2535(line 2535) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2022-11-19 07:05:10,172 INFO L899 garLoopResultBuilder]: For program point L2502-2(lines 2500 2514) no Hoare annotation was computed. [2022-11-19 07:05:10,172 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-19 07:05:10,172 INFO L895 garLoopResultBuilder]: At program point L2354(lines 2310 2376) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2022-11-19 07:05:10,172 INFO L899 garLoopResultBuilder]: For program point L2321(lines 2321 2324) no Hoare annotation was computed. [2022-11-19 07:05:10,172 INFO L899 garLoopResultBuilder]: For program point L2569-1(line 2569) no Hoare annotation was computed. [2022-11-19 07:05:10,172 INFO L895 garLoopResultBuilder]: At program point L2569(line 2569) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2022-11-19 07:05:10,172 INFO L899 garLoopResultBuilder]: For program point L2487(line 2487) no Hoare annotation was computed. [2022-11-19 07:05:10,173 INFO L895 garLoopResultBuilder]: At program point L2388(line 2388) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2022-11-19 07:05:10,173 INFO L899 garLoopResultBuilder]: For program point L2388-1(line 2388) no Hoare annotation was computed. [2022-11-19 07:05:10,173 INFO L895 garLoopResultBuilder]: At program point L3132(line 3132) the Hoare annotation is: false [2022-11-19 07:05:10,173 INFO L899 garLoopResultBuilder]: For program point L3132-1(lines 3125 3143) no Hoare annotation was computed. [2022-11-19 07:05:10,173 INFO L899 garLoopResultBuilder]: For program point L2488(lines 2488 2522) no Hoare annotation was computed. [2022-11-19 07:05:10,173 INFO L899 garLoopResultBuilder]: For program point L2257-1(line 2257) no Hoare annotation was computed. [2022-11-19 07:05:10,173 INFO L895 garLoopResultBuilder]: At program point L2257(line 2257) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2022-11-19 07:05:10,174 INFO L895 garLoopResultBuilder]: At program point L2670(line 2670) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2022-11-19 07:05:10,174 INFO L895 garLoopResultBuilder]: At program point L2670-1(line 2670) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_mtx_of_isl_pmic~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-19 07:05:10,174 INFO L899 garLoopResultBuilder]: For program point L2472(line 2472) no Hoare annotation was computed. [2022-11-19 07:05:10,174 INFO L895 garLoopResultBuilder]: At program point L2274(line 2274) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2022-11-19 07:05:10,174 INFO L899 garLoopResultBuilder]: For program point L2274-1(line 2274) no Hoare annotation was computed. [2022-11-19 07:05:10,174 INFO L895 garLoopResultBuilder]: At program point L3166(line 3166) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2022-11-19 07:05:10,174 INFO L895 garLoopResultBuilder]: At program point L2654(line 2654) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2022-11-19 07:05:10,175 INFO L895 garLoopResultBuilder]: At program point L3166-1(line 3166) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2022-11-19 07:05:10,175 INFO L895 garLoopResultBuilder]: At program point L2654-1(line 2654) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_mtx_of_isl_pmic~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-19 07:05:10,175 INFO L895 garLoopResultBuilder]: At program point L2390(lines 2382 2398) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2022-11-19 07:05:10,175 INFO L895 garLoopResultBuilder]: At program point L2671(lines 2667 2674) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_mtx_of_isl_pmic~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-19 07:05:10,175 INFO L899 garLoopResultBuilder]: For program point L2473(lines 2473 2478) no Hoare annotation was computed. [2022-11-19 07:05:10,175 INFO L895 garLoopResultBuilder]: At program point L2655(lines 2651 2658) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_mtx_of_isl_pmic~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-19 07:05:10,175 INFO L899 garLoopResultBuilder]: For program point L2457(line 2457) no Hoare annotation was computed. [2022-11-19 07:05:10,176 INFO L895 garLoopResultBuilder]: At program point L2375(lines 2299 2377) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2022-11-19 07:05:10,176 INFO L899 garLoopResultBuilder]: For program point L2524(line 2524) no Hoare annotation was computed. [2022-11-19 07:05:10,176 INFO L899 garLoopResultBuilder]: For program point L2458(lines 2458 2485) no Hoare annotation was computed. [2022-11-19 07:05:10,176 INFO L899 garLoopResultBuilder]: For program point L2491(line 2491) no Hoare annotation was computed. [2022-11-19 07:05:10,176 INFO L895 garLoopResultBuilder]: At program point L3136(line 3136) the Hoare annotation is: false [2022-11-19 07:05:10,176 INFO L899 garLoopResultBuilder]: For program point L3136-1(lines 3125 3143) no Hoare annotation was computed. [2022-11-19 07:05:10,176 INFO L895 garLoopResultBuilder]: At program point L2492(lines 2492 2497) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2022-11-19 07:05:10,177 INFO L899 garLoopResultBuilder]: For program point L2525(lines 2525 2561) no Hoare annotation was computed. [2022-11-19 07:05:10,177 INFO L895 garLoopResultBuilder]: At program point L2327(lines 2327 2330) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2022-11-19 07:05:10,177 INFO L899 garLoopResultBuilder]: For program point L2542(line 2542) no Hoare annotation was computed. [2022-11-19 07:05:10,177 INFO L899 garLoopResultBuilder]: For program point L2543(lines 2543 2547) no Hoare annotation was computed. [2022-11-19 07:05:10,177 INFO L899 garLoopResultBuilder]: For program point L2345-1(line 2345) no Hoare annotation was computed. [2022-11-19 07:05:10,177 INFO L895 garLoopResultBuilder]: At program point L2345(line 2345) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2022-11-19 07:05:10,177 INFO L899 garLoopResultBuilder]: For program point L2461(line 2461) no Hoare annotation was computed. [2022-11-19 07:05:10,178 INFO L895 garLoopResultBuilder]: At program point L2511(lines 2447 2589) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2022-11-19 07:05:10,178 INFO L895 garLoopResultBuilder]: At program point L2346(lines 2346 2352) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2022-11-19 07:05:10,178 INFO L899 garLoopResultBuilder]: For program point L2528(line 2528) no Hoare annotation was computed. [2022-11-19 07:05:10,178 INFO L895 garLoopResultBuilder]: At program point L2462(lines 2462 2470) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2022-11-19 07:05:10,178 INFO L895 garLoopResultBuilder]: At program point L3173-1(line 3173) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2022-11-19 07:05:10,178 INFO L895 garLoopResultBuilder]: At program point L3140(line 3140) the Hoare annotation is: false [2022-11-19 07:05:10,178 INFO L895 garLoopResultBuilder]: At program point L3173(line 3173) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1)) [2022-11-19 07:05:10,179 INFO L902 garLoopResultBuilder]: At program point L3140-1(lines 3123 3144) the Hoare annotation is: true [2022-11-19 07:05:10,179 INFO L899 garLoopResultBuilder]: For program point L3201-1(line 3201) no Hoare annotation was computed. [2022-11-19 07:05:10,179 INFO L899 garLoopResultBuilder]: For program point rdev_get_drvdataEXIT(lines 3200 3202) no Hoare annotation was computed. [2022-11-19 07:05:10,179 INFO L902 garLoopResultBuilder]: At program point L3201(line 3201) the Hoare annotation is: true [2022-11-19 07:05:10,179 INFO L902 garLoopResultBuilder]: At program point rdev_get_drvdataENTRY(lines 3200 3202) the Hoare annotation is: true [2022-11-19 07:05:10,179 INFO L902 garLoopResultBuilder]: At program point IS_ERRENTRY(lines 2172 2178) the Hoare annotation is: true [2022-11-19 07:05:10,179 INFO L899 garLoopResultBuilder]: For program point IS_ERREXIT(lines 2172 2178) no Hoare annotation was computed. [2022-11-19 07:05:10,183 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:05:10,185 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-19 07:05:10,201 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:05:10 BoogieIcfgContainer [2022-11-19 07:05:10,201 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-19 07:05:10,201 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-19 07:05:10,202 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-19 07:05:10,202 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-19 07:05:10,202 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:05:05" (3/4) ... [2022-11-19 07:05:10,205 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-19 07:05:10,210 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_unlock [2022-11-19 07:05:10,210 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_lock_mtx_of_isl_pmic [2022-11-19 07:05:10,211 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-11-19 07:05:10,211 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2022-11-19 07:05:10,211 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure regulator_unregister [2022-11-19 07:05:10,211 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_lock [2022-11-19 07:05:10,211 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_unlock_mtx_of_isl_pmic [2022-11-19 07:05:10,211 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure rdev_get_drvdata [2022-11-19 07:05:10,212 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure regulator_list_voltage_linear [2022-11-19 07:05:10,212 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2022-11-19 07:05:10,223 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 118 nodes and edges [2022-11-19 07:05:10,224 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 30 nodes and edges [2022-11-19 07:05:10,241 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-19 07:05:10,242 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-19 07:05:10,243 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-19 07:05:10,391 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f71707b-4d5d-4a89-893b-09d58f245352/bin/utaipan-I9t0OCRTmS/witness.graphml [2022-11-19 07:05:10,391 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-19 07:05:10,392 INFO L158 Benchmark]: Toolchain (without parser) took 7685.77ms. Allocated memory was 100.7MB in the beginning and 222.3MB in the end (delta: 121.6MB). Free memory was 63.6MB in the beginning and 170.1MB in the end (delta: -106.5MB). Peak memory consumption was 106.2MB. Max. memory is 16.1GB. [2022-11-19 07:05:10,392 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 100.7MB. Free memory was 54.6MB in the beginning and 54.5MB in the end (delta: 43.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:05:10,392 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1163.55ms. Allocated memory was 100.7MB in the beginning and 123.7MB in the end (delta: 23.1MB). Free memory was 63.4MB in the beginning and 86.2MB in the end (delta: -22.8MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. [2022-11-19 07:05:10,393 INFO L158 Benchmark]: Boogie Procedure Inliner took 124.21ms. Allocated memory is still 123.7MB. Free memory was 85.6MB in the beginning and 79.9MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-19 07:05:10,393 INFO L158 Benchmark]: Boogie Preprocessor took 110.42ms. Allocated memory is still 123.7MB. Free memory was 79.9MB in the beginning and 75.1MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-19 07:05:10,394 INFO L158 Benchmark]: RCFGBuilder took 1449.07ms. Allocated memory is still 123.7MB. Free memory was 75.1MB in the beginning and 73.6MB in the end (delta: 1.5MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. [2022-11-19 07:05:10,394 INFO L158 Benchmark]: TraceAbstraction took 4640.35ms. Allocated memory was 123.7MB in the beginning and 184.5MB in the end (delta: 60.8MB). Free memory was 73.1MB in the beginning and 44.9MB in the end (delta: 28.2MB). Peak memory consumption was 91.2MB. Max. memory is 16.1GB. [2022-11-19 07:05:10,395 INFO L158 Benchmark]: Witness Printer took 189.72ms. Allocated memory was 184.5MB in the beginning and 222.3MB in the end (delta: 37.7MB). Free memory was 44.9MB in the beginning and 170.1MB in the end (delta: -125.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-19 07:05:10,397 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 100.7MB. Free memory was 54.6MB in the beginning and 54.5MB in the end (delta: 43.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1163.55ms. Allocated memory was 100.7MB in the beginning and 123.7MB in the end (delta: 23.1MB). Free memory was 63.4MB in the beginning and 86.2MB in the end (delta: -22.8MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 124.21ms. Allocated memory is still 123.7MB. Free memory was 85.6MB in the beginning and 79.9MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 110.42ms. Allocated memory is still 123.7MB. Free memory was 79.9MB in the beginning and 75.1MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1449.07ms. Allocated memory is still 123.7MB. Free memory was 75.1MB in the beginning and 73.6MB in the end (delta: 1.5MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. * TraceAbstraction took 4640.35ms. Allocated memory was 123.7MB in the beginning and 184.5MB in the end (delta: 60.8MB). Free memory was 73.1MB in the beginning and 44.9MB in the end (delta: 28.2MB). Peak memory consumption was 91.2MB. Max. memory is 16.1GB. * Witness Printer took 189.72ms. Allocated memory was 184.5MB in the beginning and 222.3MB in the end (delta: 37.7MB). Free memory was 44.9MB in the beginning and 170.1MB in the end (delta: -125.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 2687]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 11 procedures, 112 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.5s, OverallIterations: 7, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 757 SdHoareTripleChecker+Valid, 1.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 757 mSDsluCounter, 1141 SdHoareTripleChecker+Invalid, 1.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 320 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 370 IncrementalHoareTripleChecker+Invalid, 375 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 821 mSDtfsCounter, 370 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 17 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=205occurred in iteration=6, InterpolantAutomatonStates: 21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 7 MinimizatonAttempts, 6 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 58 LocationsWithAnnotation, 199 PreInvPairs, 280 NumberOfFragments, 584 HoareAnnotationTreeSize, 199 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 58 FomulaSimplificationsInter, 1447 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 146 NumberOfCodeBlocks, 146 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 139 ConstructedInterpolants, 0 QuantifiedInterpolants, 265 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 3/3 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 2447]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_mtx_of_isl_pmic == 1 - InvariantResult [Line: 2172]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2492]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_mtx_of_isl_pmic == 1 - InvariantResult [Line: 2346]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_mtx_of_isl_pmic == 1 - InvariantResult [Line: 2535]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_mtx_of_isl_pmic == 1 - InvariantResult [Line: 3123]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2327]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_mtx_of_isl_pmic == 1 - InvariantResult [Line: 2382]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_mtx_of_isl_pmic == 1 - InvariantResult [Line: 2369]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_mtx_of_isl_pmic == 1 - InvariantResult [Line: 2659]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_mtx_of_isl_pmic == 1 - InvariantResult [Line: 2310]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_mtx_of_isl_pmic == 1 - InvariantResult [Line: 2500]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_mtx_of_isl_pmic == 1 - InvariantResult [Line: 3173]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_mtx_of_isl_pmic == 1 - InvariantResult [Line: 2299]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_mtx_of_isl_pmic == 1 - InvariantResult [Line: 2447]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_mtx_of_isl_pmic == 1 - InvariantResult [Line: 3212]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_mtx_of_isl_pmic == 1 - InvariantResult [Line: 2462]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_mtx_of_isl_pmic == 1 - InvariantResult [Line: 2667]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_mtx_of_isl_pmic == 2) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3166]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_mtx_of_isl_pmic == 1 - InvariantResult [Line: 2310]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_mtx_of_isl_pmic == 1 - InvariantResult [Line: 2675]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_mtx_of_isl_pmic == 1 - InvariantResult [Line: 2651]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_mtx_of_isl_pmic == 2) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 RESULT: Ultimate proved your program to be correct! [2022-11-19 07:05:10,441 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f71707b-4d5d-4a89-893b-09d58f245352/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE